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The Lenses and characteristics Multiple Choice Questions (MCQ Quiz) with Answers PDF (Lenses and Characteristics MCQ PDF e-Book) download to practice Grade 10 Physics Tests. Learn Geometrical Optics Multiple Choice Questions and Answers (MCQs), Lenses and Characteristics quiz answers PDF to learn online classes courses. The Lenses and Characteristics MCQ App Download: Free learning app for total internal reflection, lenses and properties, human eye, refraction of light test prep for online learning.

The MCQ: Power of a lens is defined as the reciprocal of its; "Lenses and Characteristics" App Download (Free) with answers: Focal length in meters; Principal axis; Optical center; Vertex; to learn online classes courses. Solve Geometrical Optics Quiz Questions, download Google eBook (Free Sample) for virtual online school.

## Lenses and Characteristics MCQs: Questions and Answers

MCQ 1:

Concave lens is also called

1. diverging lens
2. converging lens
3. convex lens
4. none of above
MCQ 2:

Power of a lens is defined as the reciprocal of its

1. focal length in meters
2. principal axis
3. optical center
4. vertex
MCQ 3:

A point on the principal axis at the center of lens is known as

1. principal axis
2. optical center
3. principal focus
4. focal length
MCQ 4:

As the focal length of a concave lens is positive, therefore its power should be

1. also negative
2. always zero
3. positive
4. neutral
MCQ 5:

If an ophthalmologist places a 3.00 diopter lens next to 0.75 diopter lens, the power of lens should be

1. 3 diopters
2. 0.75 diopters
3. 2.25 diopters
4. 3.75 diopters